22 Years' Battery Customization
May 18, 2022 Pageview：1991
Understand that there are so many different types of batteries out there.?Each comes with wide-ranging advantages and disadvantages. When choosing, therefore, it's important to consider certain features that could make all the difference.
Lithium polymer or lipo is one of the latest technologies in this industry. Hence, you can bet it comes with better features.
Among the things that make these cells stand out is their capacity. Because they have a solid electrolyte, the batteries can hold more capacity than lithium-ion ones.
In this guide, we shall be looking at how to measure this capacity. We will also consider the run time of your battery. This will help you make better decisions and choose the right batteries for your specific needs.
Keep reading.
Battery Runtime Calculator
Picking the right battery for a specific application requires more than just looking at its size and fit. There are things you cannot see, yet they play a crucial role in the battery's general performance.
One of these factors is the battery run time. You need to know how long the battery will work before running out of power.
In rechargeable batteries, run time is measured with a full charge cycle. That means you consider when the battery is fully charged and when it's empty. This will include the load.
In simple terms, when you power on your portable device, you expect it to run for a specific period. This time depends on the battery's capacity, energy output, and the device.
A battery runt time can be defined as the total amount of time a cell can hold a certain power. The time depends on several factors, including:
The Discharge Rate
We know that the discharge percentage rate of a battery is crucial to its capacity. Whether the battery is in use or in storage, it loses power at a certain rate. The higher the discharge rate, the lower the run time.
Battery Size
Larger batteries tend to hold more capacity than that smaller batteries. If you use a much smaller battery for the device, expect it to run for a much shorter time. Always find the right fitting battery when purchasing.
Battery Type
Newer battery technologies like lithium polymer have a much higher run time. It all depends on the battery's chemistry and internal construction.
Running Conditions
Extreme temperatures have adverse effects on all batteries. Heat and cold can cause damage to them. They also affect the exact runtime of these batteries. Users should always ensure their batteries are set in optimum operating conditions.
A battery run time calculator is a tool used in calculating the run time of a battery. Instead of doing it manually, you simply enter specific figures into the tool, and it will do all the work.
There are different battery run time calculators on the internet. The good news is that they are easy to use, and you don't even need to download them.
Before using the tools, one must first understand battery terms like capacity, power output, and run time. You will need these when trying to calculate the run time.
And then, you will need to find the right calculator. It's good to try out as many options as possible.
Calculating a Battery Run-time
Since there are many types of batteries, it's easy to assume that you need specific formulae for ease. But that is not necessary.
The equation for calculating the total run time of a battery is the same for every battery:
T = 10* a/w
T is the time in hours
a is the amp hours or battery capacity
w is the power output/usage
To calculate a battery's run time:
Determine the battery capacity. Capacity is the total energy a battery can store. It is represented in amp-hours. For instance, we can say the capacity of a battery is 100Ah.
Determine the power output. This is also known as the power usage rate, measured in watts.?We can say a battery has 50 watts for the 100Ah above.
Then use the formula above. In this case, run time = 10* 100/50 = 20 hours.
In our case above, the battery in question can sustain 50 watts of power for 20 hours. That is called the run time.
Using this calculation, you can determine how long your battery will work and set your timing correctly. It is all about balancing the right battery for the right device.
Lithium- polymer Battery Capacity Calculation
In lithium polymer batteries, capacity is directly related to the size. You can use a simple formula to determine the value.
The formula is:
C (AH) = A x H
Where,
C is capacity
A is the constant discharge current
H is the discharge time
A mobile power supply usually comes with a lipo battery. This is because of the battery's higher safety, many charge cycles, a long life span, and a considerable capacity.
The size and the model of a battery determine its capacity. It also has to do with the battery's thickness, width, and length. That is not all; you also need to know the material and size of the battery to determine its specific capacity.
Calculating Capacity in lipo batteries
A common estimation formula is: C= length x width x thickness x K (K is mah/mm^3. It can range between 0.07 and 0.11). The K value increases with the increase in capacity and reduces with a reduction in capacity. This value is set at 0.1 for lipo batteries.
If a battery has 10mm thickness, 34mm width, and 50mm height, we can calculate capacity as 10x 34x50x 0.1. This gives us 1700. The actual capacity will be18mah.
Battery Design Calculation
Design and size play a vital role in the performance of a battery. Sizing is crucial because it ascertains the effectiveness of a battery when connected to a specific load.
The load must be supported by the battery. Also, minimum voltage and backup time must be considered when looking at the design and size of a battery.
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